Lesley Simcock wrote: "I parked next to an Audi. I locked my car and unlocked the Audi next to it. I thought it was just a blip so I zapped my car again to unlock it and the Audi locked. My keys were just regular keys.

"I didn’t get a word of thanks from the Audi owner when I reported it to the owner and stayed by his car just make sure it was safe."

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Jonathan Howell said: "I came back to my car yesterday in a car park with around 300 to 500 spaces, most are empty and a black BMW sitting in the next space with a young lad just sitting there. Looked suspicious to me. I could have been wrong, it just didn't feel right."

Other readers explained they had also experienced issues with their key fobs not working for several minutes at Wolstanton Retail Park but were fine everywhere else.

Staffordshire police were called to a report of a number of cars unlocked on Wolstanton Retail Park

Another reader, Matt Amor, said: "These gadgets that unlock cars are on Amazon and available to anybody! Maybe putting a stop to them selling them would be a great start."